ATM CX-320 OKI OKI CX-320 4 ATM 100 4 AT 2 1,000 7.2 / 6 / ATM 1 1.5 30% Web ATM CX-320 8 2008 4 3 ATM IC ATM ATM ATM ATM Challenge: File 1 Hideo Kihara OKI 2 Web Web 9